History 4,731,274 History and criticism 882,617 Histoire 227,979 Housing 74,139 Historiography 73,552 Human rights 70,592 History, Military 66,639 Histoire et critique 58,146 Holocaust, Jewish (1939-1945) 56,837 HISTORY 46,245 Handbooks, manuals, etc 39,379 Health 37,635 Health and hygiene 36,667 Hospitals 33,253 Homes and haunts 32,776 History of doctrines 29,933 Historic buildings 29,302 Harbors 27,775 Hebrew language 25,143 Hymns, English 25,102 History, Local 23,254 Historic sites 23,061 Historical geography 22,430 Health aspects 21,181 Hadith 20,598 Human ecology 20,355 Historians 20,277 Hasidism 19,786 Homosexuality 18,850 Health insurance 18,057 Hinduism 17,883 Human beings 17,424 HEALTH & FITNESS 17,307 History, Naval 16,657 Holocaust survivors 15,648 History, Modern 15,023 Horses 14,428 Humanities 13,541 Hermeneutics 13,380 Hotels 13,157 Hunting 12,619 History, Ancient 12,247 Hymns 12,230 Homes 12,221 Holidays 12,005 Human geography 11,583 Heart 11,195 Humanism 11,114 Hydrology 10,912 Home economics 10,908 Hygiene 10,888 Harpsichord music 10,801 Humor 10,800 Heads of state 10,766 Hasidim 10,541 Human anatomy 10,456 Heat 10,137 Housing policy 9,884 Home 9,481 Hours of labor 9,186 Heraldry 8,549 History of Medicine 8,527 Human Rights 8,191 Historia 8,187 Hispanic Americans 8,185 Heroes 8,039 Happiness 7,961 Households 7,955 High schools 7,621 Health Policy 7,618 Human body 7,508 History of Biblical events 7,457 Health facilities 7,446 Human-computer interaction 7,241 Handicraft 7,191 Hazardous substances 7,104 Haggadot 6,988 High school students 6,801 Husband and wife 6,641 Habad 6,456 Hydraulic engineering 6,397 Human-animal relationships 6,396 HIV infections 6,326 History, 20th Century 6,274 Hazardous wastes 6,225 Health surveys 6,178 Hindustani music 5,798 Human capital 5,614 Human evolution 5,559 Hebrew literature 5,545 Health care reform 5,536 Hanukkah 5,526 Hiking 5,506 Hardware 5,355 Historic preservation 5,308 Herbs 5,205 HISTORY / General 5,164 Housekeeping 5,130 Higher education and state 5,097 Hydrogeology 5,043